Update dependency org.testcontainers:postgresql to v1.20.4

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.testcontainers:postgresql (source)	1.20.3 -> 1.20.4

---

Release Notes

testcontainers/testcontainers-java (org.testcontainers:postgresql)

### [`v1.20.4`](https://redirect.github.com/testcontainers/testcontainers-java/releases/tag/1.20.4) [Compare Source](https://redirect.github.com/testcontainers/testcontainers-java/compare/1.20.3...1.20.4) ##### What's Changed - Update docs version to ${GITHUB_REF##\*/} ([#​9450](https://redirect.github.com/testcontainers/testcontainers-java/issues/9450)) [@​github-actions](https://redirect.github.com/github-actions) - Update testcontainers version to ${GITHUB_REF##\*/} ([#​9449](https://redirect.github.com/testcontainers/testcontainers-java/issues/9449)) [@​github-actions](https://redirect.github.com/github-actions) ##### 🚀 Features & Enhancements - \[localstack] Add testcontainer marker labels to additional localstack flags ([#​9531](https://redirect.github.com/testcontainers/testcontainers-java/issues/9531)) [@​dfangl](https://redirect.github.com/dfangl) - Remove extra call to docker credentials ([#​9545](https://redirect.github.com/testcontainers/testcontainers-java/issues/9545)) [@​eddumelendez](https://redirect.github.com/eddumelendez) - Remove privilegedMode in Db2Container ([#​9460](https://redirect.github.com/testcontainers/testcontainers-java/issues/9460)) [@​hfhbd](https://redirect.github.com/hfhbd) ##### 🐛 Bug Fixes - Fix docker credentials output ([#​9544](https://redirect.github.com/testcontainers/testcontainers-java/issues/9544)) [@​eddumelendez](https://redirect.github.com/eddumelendez) - Fix cockroachdb wait strategy with version >= 22.1.0 ([#​9505](https://redirect.github.com/testcontainers/testcontainers-java/issues/9505)) [@​eddumelendez](https://redirect.github.com/eddumelendez) - Check if container belongs to a network when using exposeHostPorts ([#​8298](https://redirect.github.com/testcontainers/testcontainers-java/issues/8298)) [@​TomDeBacker](https://redirect.github.com/TomDeBacker) - Revert "Add shutdownHook to send sigterm to ryuk ([#​7717](https://redirect.github.com/testcontainers/testcontainers-java/issues/7717))" ([#​9504](https://redirect.github.com/testcontainers/testcontainers-java/issues/9504)) [@​eddumelendez](https://redirect.github.com/eddumelendez) - Stop container that doesn't match wait strategy ([#​9474](https://redirect.github.com/testcontainers/testcontainers-java/issues/9474)) [@​ssheikin](https://redirect.github.com/ssheikin) - Fix ClickHouse wait strategy ([#​9466](https://redirect.github.com/testcontainers/testcontainers-java/issues/9466)) [@​livk-cloud](https://redirect.github.com/livk-cloud) ##### 📖 Documentation - Fix default client.ping.timeout value in docs ([#​9464](https://redirect.github.com/testcontainers/testcontainers-java/issues/9464)) [@​KyleAure](https://redirect.github.com/KyleAure) - Add container implementation for Typesense ([#​9454](https://redirect.github.com/testcontainers/testcontainers-java/issues/9454)) [@​eddumelendez](https://redirect.github.com/eddumelendez) ##### 📦 Dependency updates - Update ryuk version to 0.11.0 ([#​9453](https://redirect.github.com/testcontainers/testcontainers-java/issues/9453)) [@​eddumelendez](https://redirect.github.com/eddumelendez)

---

Configuration

📅 Schedule: Branch creation - "before 4am on Monday" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.